Thermal conductivity against densityHigher and further left: spreads more heat for its weightThermal expansion against thermal conductivityLower and further right: warps less when heated
Sources1 document: Cleveland-Cliffs
Values for
Wrought. Cleveland-Cliffs 17-4 PH, Condition H 900, sheet/strip, transverse (Product Data Bulletin, May 2021)
1
17-4 PH Stainless Steel Product Data Bulletin (2021)Cleveland-CliffsYield strength: typical, transverse, sheet/stripUltimate tensile strength: typical, transverse, sheet/stripElongation at break: typical, transverse, in 2 in. (50.8 mm)Young's modulus (stiffness): H 900Density: H 900Poisson's ratio: H 900 (column)Thermal conductivity: at 149 °C (300 °F), H 900Thermal expansion: mean, 21–93 °C (70–200 °F), H 900Specific heat: mean, 0–100 °C, H 900Max service temperature: strength-retention limit (not oxidation)
Stainless Steel 17-4PH has a thermal conductivity of 17.9 W/m·K (10.3 BTU/hr·ft·°F). Basis: at 149 °C (300 °F), H 900. Source: Cleveland-Cliffs, 17-4 PH Stainless Steel Product Data Bulletin (2021).
Specific heat of Stainless Steel 17-4PH
The specific heat capacity of Stainless Steel 17-4PH is 460 J/kg·K (0.11 BTU/lb·°F). Basis: mean, 0–100 °C, H 900. Source: Cleveland-Cliffs, 17-4 PH Stainless Steel Product Data Bulletin (2021).
Coefficient of thermal expansion of Stainless Steel 17-4PH
Stainless Steel 17-4PH expands 10.8 µm/m·K (6 µin/in·°F): a 100 mm part grows 54 µm over a 50 °C rise. Basis: mean, 21–93 °C (70–200 °F), H 900. Source: Cleveland-Cliffs, 17-4 PH Stainless Steel Product Data Bulletin (2021).
Thermal diffusivity of Stainless Steel 17-4PH
Computed from the conductivity, density and specific heat (k / ρc): 4.99 mm²/s, how fast a temperature change spreads through it.
Maximum service temperature of Stainless Steel 17-4PH
The maximum service temperature of Stainless Steel 17-4PH is 316 °C (601 °F). Basis: strength-retention limit (not oxidation). Source: Cleveland-Cliffs, 17-4 PH Stainless Steel Product Data Bulletin (2021).